Finding the Fourth Proportional to 9,725,478.84, 14,575,178.34 and 7,569,107.82
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Solution
The fourth proportional to 9,725,478.84, 14,575,178.34 and 7,569,107.82 is: 11,343,513.07
Step by Step Solution
- Step 1: Write the proportion equation
9,725,478.84 : 14,575,178.34 = 7,569,107.82 : x - Step 2: Convert to fraction form
9,725,478.84/14,575,178.34 = 7,569,107.82/x - Step 3: Cross multiply
9,725,478.84x = 14,575,178.34 × 7,569,107.82 - Step 4: Simplify right side
9,725,478.84x = 110,321,096,351,188.62 - Step 5: Solve for x
x = 110,321,096,351,188.62/9,725,478.84 - Step 6: Final answer
x = 11,343,513.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.